11661762425103 has 12 divisors (see below), whose sum is σ = 19251163368528. Its totient is φ = 6663864242880.

The previous prime is 11661762425029. The next prime is 11661762425123. The reversal of 11661762425103 is 30152426716611.

It is a happy number.

11661762425103 is a `hidden beast` number, since 1 + 1 + 6 + 6 + 1 + 7 + 624 + 2 + 5 + 10 + 3 = 666.

It is not a de Polignac number, because 11661762425103 - 2²⁰ = 11661761376527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11661762425123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92553669978 + ... + 92553670103.

It is an arithmetic number, because the mean of its divisors is an integer number (1604263614044).

Almost surely, 2^{11661762425103} is an apocalyptic number.

11661762425103 is a deficient number, since it is larger than the sum of its proper divisors (7589400943425).

11661762425103 is a wasteful number, since it uses less digits than its factorization.

11661762425103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185107340094 (or 185107340091 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 11661762425103 in words is "eleven trillion, six hundred sixty-one billion, seven hundred sixty-two million, four hundred twenty-five thousand, one hundred three".